Home / 164,774.25-227,388.87-89,322.75

Finding the Fourth Proportional to 164,774.25, 227,388.87 and 89,322.75

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Solution

The fourth proportional to 164,774.25, 227,388.87 and 89,322.75 is: 123,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,774.25 : 227,388.87 = 89,322.75 : x
  2. Step 2: Convert to fraction form
    164,774.25/227,388.87 = 89,322.75/x
  3. Step 3: Cross multiply
    164,774.25x = 227,388.87 × 89,322.75
  4. Step 4: Simplify right side
    164,774.25x = 20,310,999,187.79
  5. Step 5: Solve for x
    x = 20,310,999,187.79/164,774.25
  6. Step 6: Final answer
    x = 123,265.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.